US20150116980A1 - Illumination system - Google Patents

Illumination system Download PDF

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Publication number
US20150116980A1
US20150116980A1 US14/268,092 US201414268092A US2015116980A1 US 20150116980 A1 US20150116980 A1 US 20150116980A1 US 201414268092 A US201414268092 A US 201414268092A US 2015116980 A1 US2015116980 A1 US 2015116980A1
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United States
Prior art keywords
light
illumination system
disposed
emitting unit
holder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US14/268,092
Other languages
English (en)
Inventor
Jen-Chih Li
Lung-Kuan Lai
Chun-Wei Chen
Shyi-Ming Pan
Wei-Kang Cheng
Chun-Cheng Lin
Jun-Fu Yang
Chih-Chieh Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Epistar Corp
Original Assignee
Formosa Epitaxy Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Formosa Epitaxy Inc filed Critical Formosa Epitaxy Inc
Assigned to DJ AUTO COMPONENTS CORP., FORMOSA EPITAXY INCORPORATION reassignment DJ AUTO COMPONENTS CORP. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHEN, CHUN-WEI, CHENG, WEI-KANG, LAI, LUNG-KUAN, LI, JEN-CHIH, LIN, CHUN-CHENG, PAN, SHYI-MING, WANG, CHIH-CHIEH, YANG, Jun-fu
Assigned to FORMOSA EPITAXY INCORPORATION reassignment FORMOSA EPITAXY INCORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: DJ AUTO COMPONENTS CORP., FORMOSA EPITAXY INCORPORATION
Publication of US20150116980A1 publication Critical patent/US20150116980A1/en
Assigned to EPISTAR CORPORATION reassignment EPISTAR CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: FORMOSA EPITAXY INCORPORATION
Abandoned legal-status Critical Current

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Classifications

    • F21K9/50—
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/155—Surface emitters, e.g. organic light emitting diodes [OLED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
    • F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/151—Light emitting diodes [LED] arranged in one or more lines
    • F21S41/153—Light emitting diodes [LED] arranged in one or more lines arranged in a matrix
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/18—Combination of light sources of different types or shapes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/003—Searchlights, i.e. outdoor lighting device producing powerful beam of parallel rays, e.g. for military or attraction purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/20—Use or application of lighting devices on or in particular types of vehicles for water vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/30—Use or application of lighting devices on or in particular types of vehicles for aircraft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/105—Outdoor lighting of arenas or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to an illumination system, and particularly to an illumination system which can adjust illumination distance and comprises a semiconductor light source module, a corresponding holder and a reflector, wherein the semiconductor light source module comprises two or more light-emitting units.
  • High-beam and low-beam are different illumination systems and can be respectively used for different environments, such as daytime, night, or fog.
  • the illuminating angle is higher and the projection distance is longer; oppositely, in the low-beam system, the illuminating angle is lower and the projection distance is shorter.
  • the present invention provides an illumination system with a novel structure and excellent performance.
  • An objective of the present invention is to provide an illumination system, comprising a semiconductor light source module, a holder, and a reflector comprising a curved reflective surface, wherein the illumination system can emit light having different illumination distances or projecting ranges.
  • the semiconductor light source module further comprises a circuit control unit, so that users can select different light sources via a single control console according to their demands, to activate the function of adjusting illumination distance or range.
  • Another objective of the present invention is to provide an illumination system, comprising a semiconductor light source module installed a plurality of light-emitting units that use the same base as the medium to disperse heat.
  • the reflector connected with the holder reflects and outputs the light emitted from the light-emitting units, so that the light-emitting area and the required size of the illumination system are both reduced.
  • the light-emitting effect of the illumination system of the present invention is close to the light-emitting effect of the conventional headlamp, and complies with the national standards and regulations.
  • an illumination system which comprises a semiconductor light source module, a reflector, and a holder.
  • the reflector has a curved reflective surface.
  • the holder connects to the reflector, and comprises a first holder section and a second holder section.
  • the first holder section is disposed between the reflector and the second holder section.
  • the semiconductor light source module is disposed on the second holder section to face at least a part of the curved reflective surface, and comprises two or more light-emitting units.
  • the light-emitting units further comprise a first light-emitting unit and a second light-emitting unit. An angle between at least one of the light-emitting units and at least a part of the first holding section ranges from 145.
  • the first and the second light-emitting units respectively comprise at least a light-emitting diode chip, and the length of the relative distance between the center of the first light-emitting unit and the center of the second light-emitting unit is equal to or less than 1.6 times the longitudinal length of the light-emitting diode chip. Accordingly, the present invention implements an integral design of a headlamp having different illumination ranges.
  • FIG. 1 shows a cross-sectional side view of the structure according to a preferred embodiment of the present invention
  • FIGS. 2A to 2C show structural schematic diagrams of the semiconductor light source module according to the present invention.
  • FIG. 3 shows a schematic diagram of the light paths according to a preferred embodiment of the present invention
  • FIG. 4 shows a schematic diagram of the paths controlled by the switch of the light-emitting units according to the present invention
  • FIGS. 5A and 5B show schematic diagrams of the light paths of the headlamps of cars according to the present invention
  • FIG. 6 shows a cross-sectional side view of the inverted structure according to another preferred embodiment of the present invention.
  • FIG. 7 shows a cross-sectional side view of the structure using a base having a slope according to another preferred embodiment of the present invention.
  • FIG. 8 shows a schematic diagram of the base having a dark-colored region according to another preferred embodiment of the present invention.
  • An illumination system comprises a reflector 1 , a holder 2 , and a semiconductor light source module 4 .
  • a surface of the reflector 1 having the reflective function, is a curved reflective surface 10 comprising at least a curvature.
  • the holder 2 couples to the reflector 1 and comprises a first holder section 21 and a second holder section 22 .
  • the first holder section 21 is disposed between the reflector 1 and the second holder section 22 .
  • the semiconductor light source module 4 is disposed on the second holder section 22 to face the curved reflective surface 10 .
  • a bent portion may be formed between at least a part of the second holder section 22 and at least a part of the first holder section 21 .
  • an angle ⁇ is formed between the part of the second holder section 22 and the part of the first holder section 21 , and may range from 145 to 175 degrees. Preferably, the angle ⁇ may range from 150 to 170 degrees. In addition, at least a part of the first holder section 21 may be parallel with the horizontal direction.
  • At least a part of the light emitted from the semiconductor light source module 4 is reflected by the curved reflective surface 10 , and output from an opening 8 which is formed by the holder 2 and the reflector 1 .
  • the angle ⁇ is formed between the second holder section 22 and the first holder section 21 , the size of the opening 8 of the illumination system can be further reduced.
  • the present invention occupies fewer area of a head of a car.
  • the holder 2 can be used as a blocking unit to block part of the light that reflected from the curved reflective surface 10 , and to reduce the output light of the illumination system in horizontal direction, so that glare of the output light can be reduced.
  • the location where the semiconductor light source module 4 emits light on the curved reflective surface 10 is closer to the joint between the reflector 1 and the holder 2 .
  • the proportion of the main beam of the illumination system can be increased, and the area of the required curved reflective surface 10 can be reduced to minimize the overall size of the illumination system.
  • the semiconductor light source module 4 comprises two or more light-emitting units 40 and a base 45 .
  • the light-emitting units 40 may comprises a first light-emitting unit 41 and a second light-emitting unit 42 , wherein the first and the second light-emitting units 41 , 42 respectively comprise light-emitting diode chips 43 with the same amount, and are disposed on the same side of the base 45 .
  • the base 45 may comprises the material of high thermal conductivity, such as metal or ceramic substrate. The luminance of the first and the second light-emitting unit 41 , 42 can be different.
  • the luminance of the first light-emitting unit 41 may be stronger than the luminance of the second light-emitting unit 42 .
  • the first and the second light-emitting units 41 , 42 can be the light source of different brightness used for different illumination ranges. For instance, when the illumination range is large, the light source of stronger luminance is activated, and vice versa.
  • an angle may be formed between at least one of the light-emitting units 40 and at least a part of the first holder section 21 , and may be equal to the angle ⁇ between the first and the second holder sections 21 , 22 .
  • the first and the second light-emitting units 41 , 42 may respectively comprise a single light-emitting diode chip 43 as shown in FIG. 2B , or different amount of light-emitting diode chips 43 as shown in FIG. 2C . Accordingly, the luminance of the first and the second light-emitting unit 41 , 42 can be different and the illumination system according to the present invention can have different brightness effect.
  • the semiconductor light source module 4 comprises the first and the second light-emitting units 41 , 42 disposed on the base 45 , wherein a relative distance D exist between the center of the first light-emitting unit 41 and the center of the second light-emitting unit 42 .
  • a relative distance D exist between the center of the first light-emitting unit 41 and the center of the second light-emitting unit 42 .
  • the first light-emitting unit 41 can be used as a light source of the high-beam as shown in FIG. 5A
  • the second light-emitting unit 42 can be used as a light source of the low-beam as shown in FIG. 5B ; vice versa.
  • the first light-emitting unit 41 can be used as a light source of the high-beam as shown in FIG. 5A
  • the second light-emitting unit 42 can be used as a light source of the low-beam as shown in FIG. 5B ; vice versa.
  • FIG. 5A In contrast to the embodiment shown in FIG.
  • the illumination system according to another embodiment may be upside down disposed as shown in FIG. 6 , wherein the light L LB is emitted from the first light-emitting unit 41 , and the light L HB is emitted from the second light-emitting unit 42 .
  • the first light-emitting unit 41 can be used as the light source of the low-beam
  • the second light-emitting unit 42 can be used as the light source of the high-beam.
  • the length of the relative distance D between the centers of the light-emitting units 41 , 42 is equal to or less than 1.6 times the longitudinal length L of the light-emitting diode chip 43 .
  • FIG. 4 shows another embodiment of the present invention.
  • the illumination system may further comprises a console 6 and two or more circuit control units 5 to control and switch the first and the second light-emitting units 41 , 42 respectively, wherein the circuit control units 5 are electrically connected to the light-emitting units 41 , 42 .
  • a user can give commands through the console 6 with the circuit control units 5 to control the first and the second light-emitting units 41 , 42 respectively. Please refer to FIGS. 2A to 2C concurrently.
  • the circuit control units 5 comprises a first module electrode set 51 and a second module electrode set 52 , wherein the module electrode sets 51 , 52 are disposed on the base 45 of the semiconductor light source module 4 and electrically connect with the first and the second light-emitting units 41 , 42 .
  • the user can control the first and the second light-emitting units 41 , 42 via a single console 6 to select desired light-emitting effects.
  • both of the first and the second light-emitting units 41 , 42 can emit light simultaneously or alternatively.
  • the circuit control units 5 of the illumination system according to the embodiment can comprises various electronic devices or can be integrated into an IC device.
  • FIG. 7 shows another embodiment of the illumination system according to the present invention.
  • at least a part of the surface of the base 45 of the semiconductor light source module 4 where the light-emitting units 40 disposed on, may be a slope 46 .
  • an angle ⁇ may be formed between at least one of the light-emitting units 40 and at least a part of the first holder section 21 , wherein the angle ⁇ may range from 145 to 175 degrees.
  • the angle ⁇ may range between 150 and 170 degrees.
  • the first and the second holder sections 21 , 22 may connect to each other without a bent portion.
  • FIG. 8 shows another embodiment of the illumination system according to the present invention.
  • the dark-colored region 9 may have at least a color of the dark series. such as black, gray, dark red, dark green, dark blue. dark purple, etc., or combinations.
  • at least a part of the surface of the holder 2 , where the semiconductor light source module 4 disposed on can also have at least a color of the dark series, such as black, gray, dark red.
  • the illumination system according to the present invention can absorb more dispersive light and have superior light-emitting performance.
  • at least a part of the surface of the base 45 where the light-emitting units 40 disposed on, or at least a part of the curved reflective surface 10 , or at least a part of the surface of the holder 2 where the semiconductor light source module 4 disposed on may have a light color or be disposed a wavelength conversion layer such as gels containing yellow, red, or green fluorescent powders.
  • the present invention discloses an illumination system capable of adjusting the illumination distance or range.
  • multiple light-emitting units are disposed on the same base, so that the light-emitting units can share the base to disperse heat more efficiency and cost less.
  • the light-emitting units illuminate on the curved reflective surface of a reflector. So that the illumination system can be applied to various fixed or mobile tools requiring different illumination distances or ranges, such as searchlights, spotlights, flashlights, bicycles, cars, motorcycles, airplanes, and ships.
  • the present invention reduces the module size of the illumination system while maintaining the functions of the conventional illumination system. Thereby, the present invention undoubtedly provides an illumination system of practical values and capable of adjusting the illumination range.
  • the present invention conforms to the legal requirements owing to its novelty, non-obviousness, and utility.
  • the foregoing description is only embodiments of the present invention, not used to limit the scope and range of the present invention.
  • Those equivalent changes or modifications made according to the shape, structure, feature, or spirit described in the claims of the present invention are comprised in the appended claims of the present invention.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Led Device Packages (AREA)
US14/268,092 2013-10-28 2014-05-02 Illumination system Abandoned US20150116980A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW102138973 2013-10-28
TW102138973A TWI563219B (en) 2013-10-28 2013-10-28 Illumination system having semiconductor light source module

Publications (1)

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US20150116980A1 true US20150116980A1 (en) 2015-04-30

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US (1) US20150116980A1 (zh)
CN (2) CN204005530U (zh)
DE (1) DE102014107130B4 (zh)
TW (1) TWI563219B (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10139071B2 (en) 2014-12-22 2018-11-27 Automotive Lighting Reutlingen Gmbh Motor vehicle headlamp with concave mirror reflectors
US10845528B2 (en) 2016-11-04 2020-11-24 Lg Innotek Co., Ltd. Lighting device
US20220275923A1 (en) * 2019-08-07 2022-09-01 Ichikoh Industries, Ltd. Vehicle lamp
US11959610B2 (en) 2019-11-19 2024-04-16 Valeo Vision Combined luminous module that images the illuminated surface of a collector

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI563219B (en) * 2013-10-28 2016-12-21 Epistar Corp Illumination system having semiconductor light source module
CN105927864B (zh) * 2015-02-27 2020-02-21 日亚化学工业株式会社 发光装置
FR3039626B1 (fr) * 2015-07-31 2017-09-08 Valeo Vision Dispositif d'eclairage pour une utilisation en code ou feu de route
FR3047541B1 (fr) * 2015-12-10 2019-10-04 Valeo Vision Module d'eclairage automobile avec fonctions code et route combinees et une source lumineuse ajustable
AT518666B1 (de) * 2016-09-21 2017-12-15 Zkw Group Gmbh Kraftfahrzeug-Scheinwerfer
JP7249283B2 (ja) * 2017-10-06 2023-03-30 株式会社小糸製作所 車両用前照灯
DE212019000456U1 (de) * 2018-12-20 2021-07-23 Lumileds Llc Lichtquelle, Reflexionsleuchte und Kraftfahrzeugfrontscheinwerfer

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030063477A1 (en) * 2001-09-28 2003-04-03 Ford Motor Co. Integrated light and accessory assembly
US20030227774A1 (en) * 2002-06-10 2003-12-11 Martin Paul S. Axial LED source
JP2005063754A (ja) * 2003-08-08 2005-03-10 Mitsubishi Electric Corp ヘッドランプ
US20080278945A1 (en) * 2007-05-07 2008-11-13 Venhaus David A Solid state optical system
US20120098399A1 (en) * 2010-10-26 2012-04-26 Artled Technology Corp. Light-emitting diode lamp
WO2012091973A1 (en) * 2010-12-29 2012-07-05 3M Innovative Properties Company Remote phosphor led device with broadband output and controllable color
EP2492585A2 (de) * 2011-02-25 2012-08-29 Hess Verwaltungs-GmbH Leuchteneinsatz, insbesondere für eine Bodenleuchte
US20120262902A1 (en) * 2011-04-18 2012-10-18 Cree, Inc. Led luminaire including a thin phosphor layer applied to a remote reflector
US20130038211A1 (en) * 2011-08-08 2013-02-14 Moonshik Kang Display device and led bar connection method thereof
WO2013025252A1 (en) * 2011-08-17 2013-02-21 Atlas Lighting Products, Inc. Led luminaire

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4553842A (en) * 1983-05-09 1985-11-19 Illinois Tool Works Inc. Two dimensional optical position indicating apparatus
US6179448B1 (en) * 1998-02-18 2001-01-30 Micron Technology, Inc. Automated light tuner
US6682211B2 (en) 2001-09-28 2004-01-27 Osram Sylvania Inc. Replaceable LED lamp capsule
KR101173320B1 (ko) 2003-10-15 2012-08-10 니치아 카가쿠 고교 가부시키가이샤 발광장치
JP4088932B2 (ja) 2003-12-05 2008-05-21 三菱電機株式会社 発光装置及びこれを用いた照明器具
TWI309702B (en) * 2006-12-29 2009-05-11 Edison Opto Corp Lighting system for automatically adjusting illumination
US8038321B1 (en) 2008-05-06 2011-10-18 Koninklijke Philips Electronics N.V. Color mixing luminaire
JP5418103B2 (ja) * 2008-09-30 2014-02-19 東芝ライテック株式会社 照明器具
EP2592328A1 (en) 2010-07-08 2013-05-15 Imac Co., Ltd. Indirect illumination device and article inspection system using same
DE102010045847A1 (de) 2010-09-17 2012-03-22 Automotive Lighting Reutlingen Gmbh Refelxionsmodul eines Kraftfahrzeug-Scheinwerfers
KR101943447B1 (ko) 2012-02-23 2019-01-29 엘지이노텍 주식회사 조명 유닛 및 그를 이용한 디스플레이 장치
TWM462819U (zh) * 2012-10-12 2013-10-01 Formosa Epitaxy Inc 發光裝置
TWI563219B (en) * 2013-10-28 2016-12-21 Epistar Corp Illumination system having semiconductor light source module

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030063477A1 (en) * 2001-09-28 2003-04-03 Ford Motor Co. Integrated light and accessory assembly
US20030227774A1 (en) * 2002-06-10 2003-12-11 Martin Paul S. Axial LED source
JP2005063754A (ja) * 2003-08-08 2005-03-10 Mitsubishi Electric Corp ヘッドランプ
US20080278945A1 (en) * 2007-05-07 2008-11-13 Venhaus David A Solid state optical system
US20120098399A1 (en) * 2010-10-26 2012-04-26 Artled Technology Corp. Light-emitting diode lamp
WO2012091973A1 (en) * 2010-12-29 2012-07-05 3M Innovative Properties Company Remote phosphor led device with broadband output and controllable color
EP2492585A2 (de) * 2011-02-25 2012-08-29 Hess Verwaltungs-GmbH Leuchteneinsatz, insbesondere für eine Bodenleuchte
US20120262902A1 (en) * 2011-04-18 2012-10-18 Cree, Inc. Led luminaire including a thin phosphor layer applied to a remote reflector
US20130038211A1 (en) * 2011-08-08 2013-02-14 Moonshik Kang Display device and led bar connection method thereof
WO2013025252A1 (en) * 2011-08-17 2013-02-21 Atlas Lighting Products, Inc. Led luminaire

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP2005063754A Espacenet English translation. *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10139071B2 (en) 2014-12-22 2018-11-27 Automotive Lighting Reutlingen Gmbh Motor vehicle headlamp with concave mirror reflectors
US10845528B2 (en) 2016-11-04 2020-11-24 Lg Innotek Co., Ltd. Lighting device
US11169318B2 (en) 2016-11-04 2021-11-09 Lg Innotek Co., Ltd. Lighting device
US20220275923A1 (en) * 2019-08-07 2022-09-01 Ichikoh Industries, Ltd. Vehicle lamp
US11959610B2 (en) 2019-11-19 2024-04-16 Valeo Vision Combined luminous module that images the illuminated surface of a collector

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CN104566008A (zh) 2015-04-29
DE102014107130A1 (de) 2015-04-30
TWI563219B (en) 2016-12-21
DE102014107130B4 (de) 2018-08-09
CN204005530U (zh) 2014-12-10

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